Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

He is exhausted. He ______ around the whole afternoon trying to clean the house before the guests arrive.

A. has been running        

B. has run    

C. be running         

D. was running

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions

He is exhausted. He ________ around the whole afternoon trying to clean the house before the guests arrive.

A. has been running 

B. has run

C. be running

D. was running

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions

He is exhausted. He _______ around the whole afternoon trying to clean the house before the guests arrive.

A. has been running

B. has run

C. be running

D. was running

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

The minister ________ to say whether all the coal mines would be closed.

A. refused

B. avoided

C. denied

D. bothered

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

A teacher’s _____________ to education is worth great respect of the whole society because it brings benefits to the development of society.

A. guidance

B. principle

C. identity

D. devotion